diff --git a/upgrader/public.go b/upgrader/public.go
index d082d26..b7dc28d 100644
--- a/upgrader/public.go
+++ b/upgrader/public.go
@@ -8,8 +8,8 @@ import (
 )
 
 type T struct {
-	req *request.T
-	res *response.T
+	Request  *request.T
+	Response *response.T
 }
 
 func Upgrade(s net.Conn) (*T, error) {
@@ -18,13 +18,13 @@ func Upgrade(s net.Conn) (*T, error) {
 	inst := new(T)
 
 	/* (2) Parse request */
-	inst.req, _ = request.Parse(s)
+	inst.Request, _ = request.Parse(s)
 
 	/* (3) Build response */
-	inst.res = inst.req.BuildResponse()
+	inst.Response = inst.Request.BuildResponse()
 
 	/* (4) Write into socket */
-	_, err := inst.res.Send(s)
+	_, err := inst.Response.Send(s)
 	if err != nil {
 		return inst, fmt.Errorf("Socket write error: %s", err)
 	}